For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a__________________? March 18, 2020 – by admin For grinding of cereals, grains, spices, pigments, saw dust, cork etc., the most extensively used size reduction equipment is a__________________? A. Buhrstone mill (Correct) B. Ball mill C. Crushing rolls D. Hammer mill